Skip to content
No description, website, or topics provided.
Branch: master
Clone or download
Fetching latest commit…
Cannot retrieve the latest commit at this time.
Type Name Latest commit message Commit time
Failed to load latest commit information.


A Giter8 template for showcasing branching of an input Kafka topic into multiple output topics based on certain conditions.

Kafka KStream Branching

Steps to install Zookeeper and Apache Kafka:

Step 1: Download Kafka

Download Kafka from here

Step 2: Extract downloaded file

tar -xzvf kafka_2.11-1.0.0.tgz
cd kafka_2.11-1.0.0

Steps to start Zookeeper and Kafka server :

Start Zookeeper:

bin/ config/

Start Kafka server:

bin/ config/

Clone Project

sbt new knoldus/kafka-streams-branching.g8
cd kafka-streams-branching
sbt clean compile

Producing tweets from your twitter account into Kafka topic

Step 1: Add your twitter authentication tokens in application.conf.

Step 2: Execute the following command,

bin/activator "run-main com.knoldus.demo.TweetProducer"

This starts fetching tweets and push each of it into a Kafka topic queue.

Processing the incoming tweets

Step 1: Execute the following command,

bin/activator "run-main demo.KStreamDemo"

This begins stream processing on the input kafka topic and based on tha tags, it splits the incoming messages into different output topics.

For any issue please raise a ticket @ Github Issue

Template license

Written in 2017 by Himani Arora

To the extent possible under law, the author(s) have dedicated all copyright and related and neighboring rights to this template to the public domain worldwide. This template is distributed without any warranty. See

You can’t perform that action at this time.